/Engine/Plugins/Runtime/GeometryCache/Source/GeometryCache/Classes/GeometryCacheCodecV1.h
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virtual void BeginCoding ( [TArray](API\Runtime\Core\Containers\TArray)< [FStreamedGeometryCacheChunk](API\Plugins\GeometryCache\FStreamedGeometryCacheChunk) > & AppendChunksTo )